From 826e42a5b5880c974ae019a7a21aade6a718062c Mon Sep 17 00:00:00 2001 From: David Sherret Date: Fri, 1 Nov 2024 12:27:00 -0400 Subject: fix: improved support for cjs and cts modules (#26558) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit * cts support * better cjs/cts type checking * deno compile cjs/cts support * More efficient detect cjs (going towards stabilization) * Determination of whether .js, .ts, .jsx, or .tsx is cjs or esm is only done after loading * Support `import x = require(...);` Co-authored-by: Bartek Iwańczuk --- resolvers/node/analyze.rs | 50 ++++++++++++++++++++++++++++++----------------- 1 file changed, 32 insertions(+), 18 deletions(-) (limited to 'resolvers/node/analyze.rs') diff --git a/resolvers/node/analyze.rs b/resolvers/node/analyze.rs index 009296006..c7415933d 100644 --- a/resolvers/node/analyze.rs +++ b/resolvers/node/analyze.rs @@ -19,18 +19,19 @@ use anyhow::Error as AnyError; use url::Url; use crate::env::NodeResolverEnv; -use crate::package_json::load_pkg_json; +use crate::npm::InNpmPackageCheckerRc; use crate::resolution::NodeResolverRc; use crate::NodeModuleKind; use crate::NodeResolutionMode; use crate::NpmResolverRc; +use crate::PackageJsonResolverRc; use crate::PathClean; #[derive(Debug, Clone)] -pub enum CjsAnalysis { +pub enum CjsAnalysis<'a> { /// File was found to be an ES module and the translator should /// load the code as ESM. - Esm(String), + Esm(Cow<'a, str>), Cjs(CjsAnalysisExports), } @@ -50,11 +51,11 @@ pub trait CjsCodeAnalyzer { /// already has it. If the source is needed by the implementation, /// then it can use the provided source, or otherwise load it if /// necessary. - async fn analyze_cjs( + async fn analyze_cjs<'a>( &self, specifier: &Url, - maybe_source: Option, - ) -> Result; + maybe_source: Option>, + ) -> Result, AnyError>; } pub struct NodeCodeTranslator< @@ -63,8 +64,10 @@ pub struct NodeCodeTranslator< > { cjs_code_analyzer: TCjsCodeAnalyzer, env: TNodeResolverEnv, + in_npm_pkg_checker: InNpmPackageCheckerRc, node_resolver: NodeResolverRc, npm_resolver: NpmResolverRc, + pkg_json_resolver: PackageJsonResolverRc, } impl @@ -73,14 +76,18 @@ impl pub fn new( cjs_code_analyzer: TCjsCodeAnalyzer, env: TNodeResolverEnv, + in_npm_pkg_checker: InNpmPackageCheckerRc, node_resolver: NodeResolverRc, npm_resolver: NpmResolverRc, + pkg_json_resolver: PackageJsonResolverRc, ) -> Self { Self { cjs_code_analyzer, env, + in_npm_pkg_checker, node_resolver, npm_resolver, + pkg_json_resolver, } } @@ -90,11 +97,11 @@ impl /// For all discovered reexports the analysis will be performed recursively. /// /// If successful a source code for equivalent ES module is returned. - pub async fn translate_cjs_to_esm( + pub async fn translate_cjs_to_esm<'a>( &self, entry_specifier: &Url, - source: Option, - ) -> Result { + source: Option>, + ) -> Result, AnyError> { let mut temp_var_count = 0; let analysis = self @@ -108,7 +115,7 @@ impl }; let mut source = vec![ - r#"import {createRequire as __internalCreateRequire} from "node:module"; + r#"import {createRequire as __internalCreateRequire, Module as __internalModule } from "node:module"; const require = __internalCreateRequire(import.meta.url);"# .to_string(), ]; @@ -135,7 +142,12 @@ impl } source.push(format!( - "const mod = require(\"{}\");", + r#"let mod; + if (import.meta.main) {{ + mod = __internalModule._load("{0}", null, true) + }} else {{ + mod = require("{0}"); + }}"#, url_to_file_path(entry_specifier) .unwrap() .to_str() @@ -159,7 +171,7 @@ impl source.push("export default mod;".to_string()); let translated_source = source.join("\n"); - Ok(translated_source) + Ok(Cow::Owned(translated_source)) } async fn analyze_reexports<'a>( @@ -174,7 +186,7 @@ impl struct Analysis { reexport_specifier: url::Url, referrer: url::Url, - analysis: CjsAnalysis, + analysis: CjsAnalysis<'static>, } type AnalysisFuture<'a> = LocalBoxFuture<'a, Result>; @@ -329,8 +341,9 @@ impl }?; let package_json_path = module_dir.join("package.json"); - let maybe_package_json = - load_pkg_json(self.env.pkg_json_fs(), &package_json_path)?; + let maybe_package_json = self + .pkg_json_resolver + .load_package_json(&package_json_path)?; if let Some(package_json) = maybe_package_json { if let Some(exports) = &package_json.exports { return Some( @@ -356,8 +369,9 @@ impl if self.env.is_dir_sync(&d) { // subdir might have a package.json that specifies the entrypoint let package_json_path = d.join("package.json"); - let maybe_package_json = - load_pkg_json(self.env.pkg_json_fs(), &package_json_path)?; + let maybe_package_json = self + .pkg_json_resolver + .load_package_json(&package_json_path)?; if let Some(package_json) = maybe_package_json { if let Some(main) = package_json.main(NodeModuleKind::Cjs) { return Ok(Some(url_from_file_path(&d.join(main).clean())?)); @@ -382,7 +396,7 @@ impl // as a fallback, attempt to resolve it via the ancestor directories let mut last = referrer_path.as_path(); while let Some(parent) = last.parent() { - if !self.npm_resolver.in_npm_package_at_dir_path(parent) { + if !self.in_npm_pkg_checker.in_npm_package_at_dir_path(parent) { break; } let path = if parent.ends_with("node_modules") { -- cgit v1.2.3 From 617350e79c58b6e01984e3d7c7436d243d0e5cff Mon Sep 17 00:00:00 2001 From: David Sherret Date: Thu, 14 Nov 2024 15:24:25 -0500 Subject: refactor(resolver): move more resolution code into deno_resolver (#26873) Follow-up to cjs refactor. This moves most of the resolution code into the deno_resolver crate. Still pending is the npm resolution code. --- resolvers/node/analyze.rs | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'resolvers/node/analyze.rs') diff --git a/resolvers/node/analyze.rs b/resolvers/node/analyze.rs index c7415933d..912689080 100644 --- a/resolvers/node/analyze.rs +++ b/resolvers/node/analyze.rs @@ -23,7 +23,7 @@ use crate::npm::InNpmPackageCheckerRc; use crate::resolution::NodeResolverRc; use crate::NodeModuleKind; use crate::NodeResolutionMode; -use crate::NpmResolverRc; +use crate::NpmPackageFolderResolverRc; use crate::PackageJsonResolverRc; use crate::PathClean; @@ -66,7 +66,7 @@ pub struct NodeCodeTranslator< env: TNodeResolverEnv, in_npm_pkg_checker: InNpmPackageCheckerRc, node_resolver: NodeResolverRc, - npm_resolver: NpmResolverRc, + npm_resolver: NpmPackageFolderResolverRc, pkg_json_resolver: PackageJsonResolverRc, } @@ -78,7 +78,7 @@ impl env: TNodeResolverEnv, in_npm_pkg_checker: InNpmPackageCheckerRc, node_resolver: NodeResolverRc, - npm_resolver: NpmResolverRc, + npm_resolver: NpmPackageFolderResolverRc, pkg_json_resolver: PackageJsonResolverRc, ) -> Self { Self { -- cgit v1.2.3